Any material specifically designed and constructed to resist deterioration from the action of heat, gas, chemicals or liquids and used to create a tight seal. It is supplied in loose form or in coils, spirals, spools or cut lengths, usually having a square or round cross section. For rubber items having a round cross section, see rubber round section. Excludes rope, asbestos; calking cotton; and calking lead. See also packing, preformed; and oakum.
NSN 5895-01-634-0630
NSN 6105-00-009-7841
NSN 5996-00-754-6153
NSN 5990-00-450-7304
NSN 6645-00-183-8812
NSN 5920-01-573-6166
NSN 5835-00-378-1429
NSN 5950-00-178-0362
NSN 6150-01-542-9216
NSN 2925-01-121-3355
NSN 6110-00-636-1234
NSN 6220-01-539-5242